Estimated monthly cost comparison — not just the headline price
Prices change often — confirm on the vendor's site before buying. Report incorrect pricing →
Quick Take
Brevo has the lower estimated monthly cost (~75%)
Based on advertised price plus documented recurring fees, not your exact usage.
Best for Brevo
All-in-one marketing platform (formerly Sendinblue). Email-based pricing from Free to $18/mo is attr
Best for ConvertKit
Creator-focused email marketing platform (now branded as Kit). Free for 10,000 subscribers but limit
All-in-one marketing platform (formerly Sendinblue). Email-based pricing from Fr...
Advertised
$0
/month
Estimated monthly cost
$27
/month (illustrative)
Daily Send Limit on Free
Free plan limits to 300 emails/day (9,000/mo). A list of 10K contacts can't be emailed in one campai...
Brevo Logo on Free & Starter
Brevo branding appears on all emails on Free and Starter plans. Removing it requires Business plan a...
Landing Pages & A/B Testing Paywall
Landing pages, A/B testing, and advanced statistics require Business plan ($18/mo) or higher. Starte...
Creator-focused email marketing platform (now branded as Kit). Free for 10,000 s...
Advertised
$0
/month
Estimated monthly cost
$109
/month (illustrative)
Subscriber-Based Pricing Scaling
Creator plan: 1K subs = $29/mo, 5K = $79/mo, 10K = $119/mo, 55K = $379/mo. Cost roughly doubles ever...
Free Plan Send Restriction
Free plan allows only 1 email broadcast per month to 10,000 subscribers. Daily or weekly newsletters...
No A/B Testing on Free or Creator
A/B testing subject lines requires Creator Pro ($59/mo minimum). Creator plan only supports basic br...
$25/mo annual
$50/mo annual
Affiliate link — we may earn a commission
Brevo advertises $0/mo. ConvertKit advertises $0/mo.
Brevo has 3 documented hidden fees. ConvertKit has 3.
Brevo confidence: 74%. ConvertKit confidence: 76%.
| Metric | Brevo | ConvertKit | Winner |
|---|---|---|---|
| Advertised Price | $0/mo | $0/mo | — |
| Estimated Monthly Cost | $27/mo | $109/mo | Brevo |
| Recurring Extra Fees | +$27/mo | +$109/mo | Brevo |
| One-Time Costs | $0 | $0 | — |
| # Documented Fees | 3 | 3 | — |
| Pricing Tiers | 3 | 3 | — |
| Affiliate Program | None | 30% recurring for 24 months | — |
Try the tool that fits your needs. Both offer free trials or free tiers.
Brevo advertises $0/mo and ConvertKit advertises $0/mo. Brevo has 3 documented extra fees (recurring: +$27/mo), while ConvertKit has 3 (recurring: +$109/mo). On these illustrative assumptions, Brevo has the lower estimated monthly cost (about 75% less). Your real cost depends on seats and usage — use the calculator for your numbers.
Brevo has 3 documented extra fees: Daily Send Limit on Free, Brevo Logo on Free & Starter, Landing Pages & A/B Testing Paywall. Recurring fees add roughly $27/mo on top of the $0/mo advertised price.
ConvertKit has 3 documented extra fees: Subscriber-Based Pricing Scaling, Free Plan Send Restriction, No A/B Testing on Free or Creator. Recurring fees add roughly $109/mo on top of the $0/mo advertised price.
Choose Brevo if: All-in-one marketing platform (formerly Sendinblue). Email-based pricing from Free to $18/mo is attr. Choose ConvertKit if: Creator-focused email marketing platform (now branded as Kit). Free for 10,000 subscribers but limit. The right choice depends on your team size, usage volume, and which features you need most.
This comparison is compiled from public vendor pricing pages and documentation. It uses illustrative assumptions (see "Cost Comparison Summary"), not your exact seats or usage, and vendor prices change often. Confirm current prices on each vendor's site, and use our calculator with your own usage for a closer estimate. Spotted an error? Email hello@trulycritic.com.
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